import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */
/**
 * 
 * 说明   
 * 
 * 1、meta: { affix: true } tagsview固定钉显示
 * 
 * 2、meta: { noCache: true }  针对动态编辑meta.title的页面添加noCache 保证 tagsview与当前页面title一致
 */
/* Layout */
import Layout from '@/layout'

// 基础路由
export const constantRoutes = [
	/**
	 * 解决tagsview当前页面刷新问题
	 */
	{
		path: '/redirect',
		component: Layout,
		hidden: true,
		children: [{
			path: '/redirect/:path*',
			component: () =>
				import('@/views/redirect/index'),
		}]
	},
	{
		path: '/login',
		component: () =>
			import('@/views/login/index'),
		hidden: true
	},

	{
		path: '/404',
		component: () =>
			import('@/views/404'),
		hidden: true
	},
	{
		path: '/302',
		component: () =>
			import('@/views/302'),
		hidden: true
	},
	{
		path: '/',
		component: Layout,
		redirect: '/dashboard',
		children: [{
			path: 'dashboard',
			name: 'Dashboard',
			component: () =>
				import('@/views/dashboard/index'),
		}]
	},

]
/**
 * 动态路由
 */
export const asyncRoutes = [{
		path: '/deepOne',
		meta: {
			noCache: true,
			roles: ['admin'],
		},
		component: Layout,
		redirect: '/deepOne/index',
		//alwaysShow: true,
		children: [{
			path: 'index',
			name: 'deepOne',
			component: () =>
				import('@/views/deepOne/index'),
			meta: {
				noCache: true,
				title: '一级菜单',
				icon: 'el-icon-s-ticket'
			}
		}]
	},
	{
		path: '/deepTwo',
		component: Layout,
		redirect: '/deepTwo/index',
		alwaysShow: true,		
		meta: {
			noCache: true,
			roles: ['admin'],
			title: '一级菜单',
			icon: 'el-icon-office-building'
		},
		children: [{
			path: 'index',
			name: 'deepTwoSon1',
			component: () =>
				import('@/views/deepTwo/index'),
			meta: {
				noCache: true,
				title: '二级菜单',
				icon: 'el-icon-office-building'
			}
		}, ]
	},
	{
		path: '*',
		redirect: '/404',
		hidden: true
	}

]
const createRouter = () => new Router({
	// mode: 'history', // require service support
	scrollBehavior: () => ({
		y: 0
	}),
	routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
	const newRouter = createRouter()
	router.matcher = newRouter.matcher // reset router
}

export default router
